Home / 497,939.60-746,018.40-302,837.60

Finding the Fourth Proportional to 497,939.60, 746,018.40 and 302,837.60

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Solution

The fourth proportional to 497,939.60, 746,018.40 and 302,837.60 is: 453,714.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,939.60 : 746,018.40 = 302,837.60 : x
  2. Step 2: Convert to fraction form
    497,939.60/746,018.40 = 302,837.60/x
  3. Step 3: Cross multiply
    497,939.60x = 746,018.40 × 302,837.60
  4. Step 4: Simplify right side
    497,939.60x = 225,922,421,811.84
  5. Step 5: Solve for x
    x = 225,922,421,811.84/497,939.60
  6. Step 6: Final answer
    x = 453,714.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.